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At age 94, Kuok is the oldest person in the Top 100 of the billionaires' list.

He founded internationally renowned Shangri-la Hotels in Singapore in 1971.

In this year's list, Forbes pinned down a record 2,208 billionaires from 72 countries and territories.

Americans lead the way with a record 585 billionaires on the list, followed by mainland China with 373.

Amazon chief executive officer and founder Jeff Bezos was named the richest person on the planet, with a net worth estimated to be US$112 billion, resulting in him moving ahead of Bill Gates, who dropped to No. 2.

20 richest people in the world, according to Forbes 2018 billionaires list